NAME
     SUM_SCATTER

SYNOPSIS
     USE HPF_LIBRARY

     SUM_SCATTER(ARRAY, BASE, INDX1, ..., INDXn, MASK)

DESCRIPTION
     SUM_SCATTER scatters elements of ARRAY selected by  MASK  to
     positions  of  the  result  indicated by index arrays INDX1,
     ..., INDXn. Each element of the result is equal to  the  sum
     of  the  corresponding  element  of BASE and the elements of
     ARRAY scattered to that position.

ARGUMENTS
     ARRAY
          must be of type integer, real, or complex . It must not
          be scalar.

     BASE must be of the same type and  kind  type  parameter  as
          ARRAY.  It must not be scalar.

     INDX1...INDXn
          must be of type integer and conformable with ARRAY.

     MASK this optional argument must be of type logical and must
          be conformable with ARRAY.

RESULT TYPE
     Same type and shape as BASE.

SEE ALSO
     SUM_PREFIX.